CVE-2023-49172

WordPress BrainCert – HTML5 Virtual Classroom Plugin <= 1.30 is vulnerable to Cross Site Scripting (XSS)

7.1 High

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in BrainCert BrainCert – HTML5 Virtual Classroom allows Reflected XSS.This issue affects BrainCert – HTML5 Virtual Classroom: from n/a through 1.30.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: Low
Availability: Low

Exploit likelihood

0.41%Up 0.4 points since Dec 15, 2023

What each source reports

CVE List Score used 7.1

WordPress BrainCert – HTML5 Virtual Classroom Plugin <= 1.30 is vulnerable to Cross Site Scripting (XSS)

Record: CVE-2023-49172
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2023-53177 7.1

Record: EUVD-2023-53177
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-65mr-mxqp-9fgc 7.1

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...

Record: GHSA-65mr-mxqp-9fgc
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Weakness: CWE-79
Updated: 2026-11-02

NVD 7.1

Record: CVE-2023-49172
CVSS 3.1: 7.1 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-49172 is a high vulnerability (CVSS 7.1) in Braincert – Html5 Virtual Classroom, published December 14, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 35th percentile. No source names a fixed version.